Flashcards for Marine Organisms These might help you with studying “Front” of flashcard is immediately followed by “back” of flashcard You can write this information on your own flashcards or scroll through I suggest adding pictures and/or more information that might help you study
What are the 3 Domains of Life?
Bacteria Archaea Eukarya
Domain Archaea
Prokaryotic cells Includes “extremophile” bacteria
Domain Bacteria
Prokaryotic Includes what used to be in Kingdom Monera
Domain Eukarya
Eukaryotic cells Can be unicellular or multicellular Includes protists, fungi, plants, animals
“Kingdom Protista” What are algae?
Photosynthetic protists Seaweed Brown algae – kelp, sargassum Green algae Red algae Phytoplankton Diatoms, dinoflagellates
“Kingdom Protista” What are protozoans?
Heterotrophic protists Part of the zooplankton Includes – radiolarians, foraminiferans, amoeba
Plants Can many plants species survive in saltwater?
NO
Plants Phylum Anthophyta
Sea grasses Mangroves Dune plants
Animals What are the characteristics of animals?
Heterotrophic Multicellular Have motility, at least at some point during life cycle
Animals Phylum Porifera
Sponges Simplest of animals Larvae have motility
Animals Phylum Cnidaria
Corals, jellyfish Have cnidocytes (stinging cells)
Animals Phylum Mollusca Class Bivalvia
Clams, oysters
Animals Phylum Mollusca Class Gastropoda
Snails
Animals Phylum Annelida
Segmented worms Polycheates
Animals Phylum Mollusca Class Cephalopoda
Squid, octopus, nautilus Intelligent invertebrates Have better developed eye than vertebrate eye
Animals Phylum Arthropoda
Crustaceans Shrimp, crab, lobster, krill Largest phylum of animals
Animals Phylum Echinodermata
Sea stars, sea cucumbers
Animals What are the characteristics of Phylum Chordata?
Notochord (becomes vertebrate in vertebrates) Dorsal, hollow nerve cord (spinal cord in vertebrates) Pharyngeal gill slits Post-anal tail
Animals Phylum Chordata What classes are in subphylum Vertebrata?
Chondrichthyes Osteichthyes Reptilia/Aves Mammalia
Animals Class Chondrichthyes
Cartilaginous fish Sharks, skates, rays
Animals Class Osteichthyes
Bony fish, ray-finned fish Very diverse
Animals Class Reptilia/Aves
Reptiles – sea turtles, sea snakes Birds - pelicans, penguin, osprey Data shows dinosaurs more closely related to modern day birds so reptiles and birds now put into same group
Animals Class Mammalia Order Carnivora
Sea otter, polar bear, walrus, sea lions, seals
Animals Class Mammalia Order Carnivora Family Odobenidae
Walrus
Animals Class Mammalia Order Carnivora Family Otariidae
Sea Lions “eared” Can stand on hind limbs
Animals Class Mammalia Order Carnivora Family Phocidae
Seals
Animals Class Mammalia Order Sirenia
Manatees
Animals Class Mammalia Order Cetacea Suborder Odontoceti
Toothed whales Dolphins, orcas, sperm whales
Animals Class Mammalia Order Cetacea Suborder Mysticeti
Baleen whales Largest animals on Earth Blue whale, grey whale, humpback